mirror of
https://github.com/xcat2/confluent.git
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93 lines
3.0 KiB
Python
93 lines
3.0 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2021 Lenovo
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import glob
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import os
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import shutil
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import tempfile
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import confluent.sshutil as sshutil
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def mkdirp(path):
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try:
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os.makedirs(path)
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except OSError as e:
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if errno != 17:
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raise
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class SyncList(object):
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def __init__(self, filename):
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slist = None
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self.replacemap = {}
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self.appendmap = {}
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self.mergemap = {}
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with open(filename, 'r') as slfile:
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slist = slfile.read()
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entries = slist.split('\n')
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currmap = self.replacemap
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for ent in entries:
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ent = ent.strip()
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if ent[-1] == ':':
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if ent == 'APPEND':
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currmap = self.appendmap
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elif ent == 'MERGE':
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currmap = self.mergemap
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else:
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raise Exception(
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'Section "{}" is not currently supported in syncfiles'.format(ent[:-1]))
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if '->' in ent:
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k, v = ent.split('->')
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k = k.strip()
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v = v.strip()
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else:
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k = ent
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v = ent
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currmap[k] = v
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def sync_list_to_node(synclist, node):
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targdir = tempfile.mkdtemp('.syncto{}'.format(node))
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try:
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sl = SyncList(synclist)
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for ent in sl.replacemap:
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dst = sl.replacemap[ent]
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everyfent = []
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allfents = ent.split()
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for tmpent in allfents:
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fents = glob.glob(tmpent)
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if fents:
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everyfent.extend(fents)
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else:
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everyfent.extend(os.path.dirname(tmpent))
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if not everyfent:
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raise Exception('No matching files for "{}"'.format(ent))
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fulltarg = os.path.join(targdir, dst)
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if dst[-1] == '/' or len(everyfent) > 1 or os.path.isdir(everyfent[0]):
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# target *must* be a directory
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fulltargdir = fulltarg
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else:
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fulltargdir = os.path.join(targdir, os.path.dirname(dst))
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mkdirp(fulltargdir)
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for targ in everyfent:
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if fulltargdir == fulltarg:
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os.symlink(
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targ, os.path.join(
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fulltargdir, os.path.basename(targ)))
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else:
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os.symlink(targ, fulltarg)
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finally:
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shutil.rmtree(targdir)
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